If -0.3x − 30 = 60 what is x

What is the percentile for data value 6 in the following data set? 4 13 8 6 4 4 13 6 4 13 2 13 15 5 9 4 12 8 6 13 40 25 35 62

In angle pqr find the measure of

How can you construct perpendicular lines and prove theorems about perpendicular lines